<template>
  <t-space direction="vertical" size="large">
    <t-notification theme="info" title="信息" content="这是一条消息通知" />
    <t-notification theme="success" title="成功" content="这是一条消息通知" />
    <t-notification theme="warning" title="警告" content="这是一条消息通知" />
    <t-notification theme="error" title="错误" content="这是一条消息通知" />
  </t-space>
</template>
